Patents by Inventor John G. Papalos

John G. Papalos has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Phenol-alkylphenol phosphates
    Patent number: 4054617
    Abstract: Leather treating compositions are prepared which comprise condensed or polymeric alkyl phenol phosphates generally and more particularly a phenol-alkylphenol condensate which is subsequently alkoxylated and phosphated. These compositions may be utilized for leather processing, and specifically for: retanning, lubricating, and imparting water resistance to chrome and/or mineral tanned leather. Additionally, these compositions may be used to effect modifications of base mineral tannages for the purpose of dyeing, bleaching, and fatliquoring leather.
    Type: Grant
    Filed: January 23, 1976
    Date of Patent: October 18, 1977
    Assignee: Diamond Shamrock Corporation
    Inventors: John G. Papalos, James M. Kelly
  • Large particle size synthetic latex emulsifiers
    Patent number: 3981837
    Abstract: Large particle size synthetic latexes are produced by incorporating novel emulsifiers into the polymerization recipes. These bio-degradable emulsifiers are salts of partially mono-sulfonated mono-alkyl benzenes.
    Type: Grant
    Filed: March 22, 1974
    Date of Patent: September 21, 1976
    Assignee: Diamond Shamrock Corporation
    Inventors: John G. Papalos, James S. Lee
  • Method of reducing barre in synthetic polymide textiles dyed with acid dyes
    Patent number: 3936268
    Abstract: In dyeing nylon textiles with acid dyes, barre is reduced by using a synergistic mixture of a dye-leveling alkyl sulfonate and a dye-leveling alkyl aryl sulfonate.
    Type: Grant
    Filed: November 7, 1974
    Date of Patent: February 3, 1976
    Assignee: Diamond Shamrock Corporation
    Inventor: John G. Papalos
  • Leather treating process
    Patent number: 3934975
    Abstract: Leather treating compositions are prepared which comprise condensed or polymaric alkyl phenol phosphates generally and more particularly an alkylphenol-polyphenol condensate subsequently alkoxylated and phosphated. These compositions may be utilized for leather processing, and specifically for: retanning, lubricating, and imparting water resistance to chrome and/or mineral tanned leather. Additionally, these comprositions may be used to effect modifications of base mineral tannages for the purpose of dyeing, bleaching, and fatliquoring leather.
    Type: Grant
    Filed: October 10, 1973
    Date of Patent: January 27, 1976
    Assignee: Diamond Shamrock Corporation
    Inventors: James M. Kelly, John G. Papalos